Adjust Font Size: Normal Large X-Large

University of Minnesota Twin Cities Campus

Course Catalog by Subject

TwoStop Home

Select a Subject to display
Subject:

Chemical Engineering (CHEN) Courses

Academic Unit: Chemical Eng & Mat Sci

CHEN 1001 - Advances in Chemical Engineering and Materials Science
(1 cr; S-N or Audit; offered Every Fall; may be repeated for 2 credits)
Equivalent courses: MATS 1001
Survey the roles chemical and materials engineers play in addressing societal and technological challenges in areas including human health and biotechnology, energy and sustainability, and data-driven discovery and design. Lectures, panel discussions, and interactive exercises. Recommended for students interested in chemical engineering and/or materials science and engineering majors.
CHEN 2001 - Material and Energy Balances
(4 cr; Prereq-Chem 1061 or equiv., concurrent registration is required (or allowed) in MATH 2374 or equiv., concurrent registration is required (or allowed) in PHYS 1302 or equiv., CSE student, C- or better in all pre-reqs; A-F or Audit; offered Every Fall)
Equivalent courses: was CHEN 4001 until 02-SEP-08
Description/analysis of chemical engineering systems. Units/dimensions, materials balances on systems with/without chemical reactions, elementary phase equilibria/diagrams, energy balances. Elementary treatment of multistage steady-state equilibrium operations.
CHEN 2594 - Directed Research Lower Division (independent study)
(1 cr [max 4]; Prereq-instr consent, DUGS consent; Student Option No Audit; offered Every Fall, Spring & Summer; may be repeated for 6 credits; may be repeated 3 times)
Independent lab research under faculty supervision for students not yet taking junior level ChEn courses.
CHEN 3005 - Transport Phenomena: Momentum and Heat
(4 cr; Prereq-[2001 or [transfer student, dept consent]], [Math 2373 or equiv.], upper div ChEn major, C- or better in all pre-reqs; A-F only; offered Every Fall)
Equivalent courses: was CHEN 4005 until 08-SEP-09, was CHEN 4002 until 07-SEP-04
Fluid statics/dynamics. Applications to chemical engineering systems, conduction, diffusion. Principles/applications of heat transfer in chemical engineering systems.
CHEN 3006 - Mass Transport and Separation Processes
(4 cr; Prereq-[2001 or 4001], [3005 or 4005], [3101 or 4101], [upper div ChEn major or dept consent], C- or better in all pre-reqs; A-F only; offered Every Spring)
Equivalent courses: was CHEN 4006 until 19-JAN-10
Introduction to principles of mass transfer. Mass transfer operations used in separation processes, unit operations.
CHEN 3101 - Chemical Engineering Thermodynamics
(4 cr; Prereq-ChEn 2001, Chem 1062/1066 Math 2374 or equivalent, & Math 2373 or equivalent; A-F only; offered Every Spring)
Equivalent courses: was CHEN 4101 until 08-SEP-09
Applications of thermodynamics/chemical equilibrium to problems in chemical engineering.
CHEN 3102 - Reaction Kinetics and Reactor Engineering
(4 cr; Prereq-[2001 or 4001], [3101 or 4101], [upper div ChEn major or dept consent], C- or better in all pre-reqs; A-F only; offered Every Fall)
Equivalent courses: was CHEN 4102 until 19-JAN-10
Chemical equilibrium/chemical kinetics applied to chemical engineering systems. Behavior/design of chemical reactors, interaction between chemical/physical rate processes. Mathematical modeling, design of reactors.
CHEN 3201 - Numerical methods in ChEn applications
(3 cr; A-F only; offered Every Fall)
Equivalent courses: was CHEN 4201 until 19-JAN-10
Numerical methods/applications in heat/mass transfer, advanced chemical engineering applications.
CHEN 3401W - Junior Chemical Engineering Lab [WI]
(3 cr; Prereq-ChEn 3005; upper div ChEn major; A-F only; offered Every Spring)
Efficient design, structure, measurement, planning, analysis, presentation of experiments/results. Energy balances, fluid flow, heat/mass transfer. Design of new systems using data obtained in lab. Oral/written presentations.
CHEN 3701 - Introduction to Biomolecular Engineering
(3 cr; Prereq-Chem 2301, ChEn 3201, Math 2373 (or equivalent); A-F or Audit; offered Every Spring)
Fundamentals of biological systems, from biomolecules to interplays of biomolecules that give rise to processes of life. Students apply chemical engineering principles to analysis of living systems.
CHEN 4214 - Polymers
(3 cr; Prereq-[[MATS 3011, [3101 or MATS 3001], [upper div MatS or ChEn]]] or instr consent; A-F or Audit; offered Every Spring)
Equivalent courses: MATS 4214 (starting 20-JAN-15), CHEM 4214
Polymer structure-property relations: structure/morphology of crystalline/amorphous states. Crystallization kinetics. Vitrification and the glass transition. Mechanical properties, failure, permeability, optical/electrical properties, polymer composites, effect of processing on properties.
CHEN 4223W - Polymer Laboratory [WI]
(2 cr; Student Option; offered Every Spring)
Equivalent courses: CHEM 4223W (starting 05-SEP-00, was CHEM 5223W until 05-SEP-06, was MATS 5223W until 05-SEP-00, was CHEM 5223 until 05-SEP-00, was MATS 5223 until 07-SEP-99), MATS 4223W
Synthesis, characterization, and physical properties of polymers. Free radical, condensation, emulsion, anionic polymerization. Infrared spectroscopy/gel permeation chromatography. Viscoelasticity, rubber elasticity, crystallization.
CHEN 4401W - Senior Chemical Engineering Lab [WI]
(3 cr; Prereq-CHEN 3006, CHEN 3401W; A-F only; offered Every Fall)
Equivalent courses: was CHEN 4401 until 05-SEP-00
Principles/techniques of efficient design, structure, measurement, planning, analysis, presentation of experiments. Energy balances, fluid flow, heat transfer, mass transfer. Design of new systems using experimental data obtained in lab. Oral/written presentations.
CHEN 4402W - Chemical Engineering Lab II [WI]
(2 cr; Prereq-4006, 4101, 4401W, upper div ChEn major; Student Option; offered Every Spring)
Equivalent courses: was CHEN 4402 until 05-SEP-00
Principles/techniques of efficient design, structure, measurement, planning, analysis, and presentation of experiments and experimental results. Experimental problems in energy balances, fluid flow, heat transfer, and mass transfer. Design of new systems using data obtained in lab. Oral/written presentations.
CHEN 4501W - Chemical Engineering Design [WI]
(4 cr; Prereq-CHEN 3401W, ChEn 3102, ChEn 3006 (or &3006), Chem 2301; A-F only; offered Every Spring)
Equivalent courses: was CHEN 4501 until 05-SEP-00
Engineering economics of process evaluation, including time/bases for cost estimation. Engineering design through group projects. Case studies.
CHEN 4593 - Directed study
(1 cr [max 4]; Prereq-ChEn major upper division, instr consent; Student Option No Audit; offered Every Fall, Spring & Summer; may be repeated for 6 credits; may be repeated 3 times)
Directed study under faculty supervision.
CHEN 4594 - Directed Research
(1 cr [max 4]; Prereq-Upper div ChEn; Student Option No Audit; offered Every Fall, Spring & Summer; may be repeated for 6 credits; may be repeated 3 times)
Independent lab research under faculty supervision.
CHEN 4601 - Process Control
(3 cr; Prereq-[3102 or 4102], [upper div ChEn major or dept consent], C- or better in all pre-reqs; A-F or Audit; offered Every Fall)
Analysis of dynamic behavior/design of linear control systems for chemical processes. Dynamic response/stability of linear ODE systems, tuning of PID controllers, synthesis of feedback, feedforward/feedback controller.
CHEN 4701 - Applied Math
(3 cr; Prereq-[3102 or 4102], ChEn major upper div; A-F only; offered Every Fall)
Equivalent courses: CHEN 8201
Integrated approach to solving linear mathematical problems (linear algebraic equations, linear ordinary/partial differential equations) using theoretical/numerical analysis based on linear operator theory. Undergraduate version of 8201.
CHEN 4702 - Introduction to Rheology
(2 cr; Prereq-[3005 or 4005], instr consent; A-F only; offered Every Fall)
Deformation/flow of non-Newtonian/viscoelastic fluids, plastic materials, perfectly elastic solids. Phenomenological/molecular interpretation of rheology of elastomers, polymer melts, polymer solutions. Application of rheology to polymer processing.
CHEN 4704 - Advanced Undergraduate Physical Rate Processes I: Transport
(3 cr; Prereq-[3005 or 4005], ChEn major upper div; A-F only; offered Every Fall & Spring)
Mass transfer, dilute/concentrated diffusion, Brownian motion. Diffusion coefficients in polymers, of electrolytes, at critical points. Multicomponent diffusion. Correlations/predictions. Mass transfer, chemical reaction.
CHEN 4708 - Advanced Undergraduate Chemical Rate Processes: Analysis of Chemical Reactors
(3 cr; Prereq-[3102 or 4102], ChEn major upper div; A-F only; offered Every Spring)
Design of reactors for heat management, with catalytic processes. Analysis of steady state, transient behavior. Polymerization, combustion, solids processing, environmental modeling. Design of multiphase reactors.
CHEN 5751 - Biochemical Engineering
(3 cr; Prereq-[3005 or 4005], [concurrent registration is required (or allowed) in 3006 or concurrent registration is required (or allowed) in 4006], [concurrent registration is required (or allowed) in 3102 or concurrent registration is required (or allowed) in 4102]; A-F or Audit; offered Every Fall)
Chemical engineering principles applied to analysis/design of complex cellular/enzyme processes. Quantitative framework for design of cells for production of proteins, synthesis of antibodies with mammalian cells, or degradation of toxic compounds in contaminated soil.
CHEN 5753 - Advanced Biomedical Transport Processes
(3 cr; Prereq-3005 or 4005 or equiv; A-F or Audit; offered Every Spring)
Equivalent courses: BMEN 5311 (starting 05-SEP-00, was BMEN 5310 until 16-JAN-01), ME 5381 (inactive, was CHEN 5753 until 07-SEP-99)
Fluid, mass, heat transport in biological systems. Mass transfer across membranes, fluid flow in capillaries, interstitium, veins, and arteries Heat transfer in single cells/tissues. Whole organ, body heat transfer issues. Blood flow, oxygenation. Heat/mass transfer in respiratory systems. Biotransport issues in artificial organs, membrane oxygenators, drug delivery applications.
CHEN 5771 - Colloids and Dispersions
(3 cr; Prereq-Physical chemistry; A-F or Audit; offered Every Fall)
Equivalent courses: MATS 5771 (starting 02-SEP-08)
Preparation, stability, coagulation kinetics or colloidal solutions. DLVO theory, electrokinetic phenomena. Properties of micelles, other microstructures.
CHEN 5801 - Optimization in Chemical and Energy Systems Engineering
(3 cr; A-F or Audit; offered Every Fall)
Equivalent courses: MATS 5801
Mathematical optimization is a rigorous and systematic method for modeling and solving decision-making problems. It has become an indispensable tool in various disciplines, including economics, science, and engineering. In this course, students are introduced to the theory of mathematical optimization, systematic approaches to modeling complex optimization problems, and state-of-the-art algorithms for solving them. While the presented methods are general, we focus on applications in chemical engineering, energy systems engineering, and related disciplines. Many of the applications are directly related to the efficient design and operation of sustainable industrial systems.
CHEN 5802 - Applied Machine Learning in Chemical Engineering and Materials Science
(3 cr; A-F or Audit; offered Every Spring)
Equivalent courses: MATS 5802
Machine learning is an increasingly prominent tool used by engineers to aid in the design and characterization of materials and molecules. This course will introduce advanced undergraduates and graduate students to fundamental concepts and practical skills that enable the application of machine learning to these problems. These concepts and skills will be contextualized with examples of recent advances at the intersection of chemical engineering, materials science, and machine learning.
CHEN 5803 - Chemical and Materials Technology Commercialization
(3 cr; Prereq-courses: ChEn 3101 or MatS 3001; A-F only; offered Every Fall)
Equivalent courses: MATS 5803
Introduction to chemical and materials technology commercialization including a focus on products, markets, customers, and processes for brining innovations to market.
CHEN 8001 - Structure and Symmetry of Materials
(3 cr; Student Option; offered Every Fall)
Comprehensive description of structure of materials, including metals, semiconductors, organic crystals, polymers, and liquid crystals. Atomic and molecular ordering, influence of intermolecular forces on symmetry and structure. Principles of scattering and use of X-ray, neutron, and electron diffraction.
CHEN 8101 - Fluid Mechanics
(3 cr; Prereq-Chemical engineering grad student or instr consent; A-F or Audit; offered Every Spring)
Equations of change of mass, momentum, angular momentum. Kinematics of deformation, convective transport. Applications to fluid statics/dynamics of Newtonian fluids. Examples of exact solutions of Navier-Stokes equations, useful simplifications.
CHEN 8102 - Introduction to Rheology
(3 cr; A-F or Audit; offered Every Fall)
This course will describe flow behavior of complex fluids from both a macroscopic experimental point of view, in which we focus on characterizing nontrivial responses to stress and strain, and from a microstructural point of view, in which we focus on the microstructural and molecular origins of observed behavior. Primary topics will include: ? Linear viscoelasticity (dynamic response to varied types of small deformation) ? Non-linear phenomena (non-Newtonian flow and nonlinear elasticity) ? Phenomenological constitutive relations ? Experimental methods for shear and extensional flow ? Microstructural models of colloidal dispersions and polymer liquids
CHEN 8103 - Fluid Mechanics III: Porous Media
(3 cr; Prereq-chemical engineering grad student or instr consent; A-F or Audit; offered Periodic Fall)
Equivalent courses: MATS 8219 (inactive), CHEN 5103 (inactive), EEB 3811W (ending 22-MAY-17, starting 20-JAN-15, was EEB 3811 until 20-MAY-19, was BIOL 3811 until 22-MAY-17)
Geometry/topology of porous materials. Fundamentals of flow, transport, and deformation. One-/two-phase Darcy flows, convective dispersion in microporous materials. Relations of macroscopic properties/behavior to underlying microscopic structures/mechanisms. Nanoporous materials.
CHEN 8104 - Coating Process Fundamentals
(2 cr; Prereq-Chemical engineering grad major or instr consent; A-F or Audit; offered Every Spring & Summer)
Process functions. Viscous flow and rheology of polymer solutions and particulate suspensions. Capillarity, wetting. Electrostatic effects. Phase change, colloidal transformations, mass/heat transfer in drying. Kinetics in curing. Stress and property development in solidifying polymeric coatings. Illustrations drawn from theoretical modeling, flow visualization, and stopped-process microscopy.
CHEN 8112 - Rheology Laboratory Project
(1 cr; Prereq-8101, [4702 or concurrent registration is required (or allowed) in 4702 or 8102 or concurrent registration is required (or allowed) in 8102]; A-F or Audit; offered Every Spring)
How to make rheological lab measurements. Students select/characterize rheologically interesting material with help of instructor. Oral/written report. Half-semester course.
CHEN 8115 - Electron Microscopy of Soft Matter
(2 cr; Prereq-Chemical engineering or materials science/engineering grad major or instr consent; A-F or Audit; offered Periodic Fall)
Operation principles of transmission electron microscope (TEM) and scanning electron microscope (SEM). How these instruments are applied in study of soft materials (e.g., liquid, semi-liquid material systems). Unique specimen preparation techniques, low image contrast, electron-beam radiation-damage, and limited signal-to-noise ratio. TEM/SEM digital imaging.
CHEN 8201 - Applied Math
(3 cr; Prereq-Chemical engineering grad student or instr consent; A-F or Audit; offered Every Fall)
Equivalent courses: CHEN 4701
Integrated approach to solving linear mathematical problems. Linear algebraic equations. Linear ordinary and partial differential equations using theoretical/numerical analysis based on linear operator theory.
CHEN 8202 - Applied Mathematics II: Nonlinear Analysis
(2 cr; Prereq-[Grad-level course in linear analysis, chemical engineering grad major] or instr consent; A-F or Audit; offered Every Spring)
Nonlinear mathematical problems. Nonlinear ordinary and partial differential equations using theoretical/numerical analysis.
CHEN 8211 - Physical Chemistry of Polymers
(4 cr; Prereq-Undergrad physical chem or instr consent; Student Option; offered Every Spring)
Equivalent courses: CHEM 8211 (starting 07-SEP-99, was MATS 8211 until 07-SEP-99), MATS 8211
Chain conformations. Thermodynamics of polymer solutions, blends, copolymers. Light, neutron, X-ray scattering. Dilute solutions, polymer characterization. Melts, viscoelasticity. Rubber elasticity, networks, gels. Glass transitions. Crystallization.
CHEN 8221 - Synthetic Polymer Chemistry
(4 cr; Prereq-[Undergrad organic chemistry course, undergrad physical chemistry course] or instr consent; A-F or Audit; offered Every Fall)
Equivalent courses: CHEM 4221, MATS 5221 (inactive, starting 18-JAN-00), CHEM 8221, MATS 8221, CHEN 5221 (inactive)
Condensation, radical, ionic, emulsion, ring-opening, metal-catalyzed polymerizations. Chain conformation, solution thermodynamics, molecular weight characterization, physical properties.
CHEN 8301 - Physical Rate Processes I: Transport
(3 cr; A-F or Audit; offered Periodic Fall & Spring)
Survey of mass transfer, dilute, and concentrated diffusion. Brownian motion. Diffusion coefficients in polymers, of electrolytes, and at critical points. Multicomponent diffusion. Mass transfer correlations/predictions. Mass transfer coupled with chemical reaction.
CHEN 8302 - Physical Rate Processes II: Mass Transfer
(3 cr; Prereq-Chemical engineering grad student or instr consent; A-F or Audit; offered Periodic Fall)
Applications of mass transfer. Membranes, including gas separation and reverse osmosis. Controlled drug release. Dispersion, including examples of pollution modeling. Adsorption/chromatography. Coupled heat/mass transfer, including cooling towers. Double-diffusive effects.
CHEN 8333 - FTE: Master's
(1 cr; Prereq-Master's student, adviser and DGS consent; No Grade Associated; offered Every Fall, Spring & Summer; 6 academic progress units; 6 financial aid progress units)
(No description)
CHEN 8401 - Physical and Chemical Thermodynamics
(3 cr; Prereq-Undergraduate engineering course or chemistry course in thermodynamics, Chemical Engineering graduate student, or instructor consent.; A-F or Audit; offered Every Fall)
Equivalent courses: CHEN 4706 (inactive, ending 07-SEP-99)
Principles of thermodynamics with emphasis on solving problems encountered in chemical engineering and materials science. An organized exposition of fundamental concepts that will help students understand and analyze the systems they are likely to encounter while conducting original research. This course is for students who seek a much deeper understanding than a typical undergraduate course provides.
CHEN 8402 - Statistical Thermodynamics and Kinetics
(3 cr; Prereq-Chemical engineering grad student or instr consent; A-F or Audit; offered Every Spring)
Introduction to statistical mechanical description of equilibrium and non-equilibrium properties of matter. Emphasizes fluids, classical statistical mechanics.
CHEN 8444 - FTE: Doctoral
(1 cr; Prereq-Doctoral student, adviser and DGS consent; No Grade Associated; offered Every Fall, Spring & Summer; 6 academic progress units; 6 financial aid progress units)
(No description)
CHEN 8501 - Chemical Rate Processes: Analysis of Chemical Reactors
(3 cr; Prereq-[Course in chemical reactor engineering, chemical engineering grad student] or instr consent; A-F or Audit; offered Every Spring)
Design of reactors for heat management and with catalytic processes. Steady state and transient behavior. Polymerization, combustion, solids processing, and environmental modeling. Design of multiphase reactors.
CHEN 8502 - Process Control
(3 cr; Prereq-Chemical Engineering grad major or instr consent; A-F or Audit; offered Periodic Fall)
For linear systems: stability, controllability, observability, pole-placement via state feedback state observers, output feedback, and robustness of control systems. For nonlinear systems: solution properties, stability analysis, singular perturbations, feedback linearization via state feedback, and direct synthesis via output feedback.
CHEN 8503 - Chemical Rate Processes: Homogeneous Reactions
(3 cr; Prereq-Chemical engineering grad student or instr consent; A-F or Audit; offered Periodic Fall)
Description/characterization of chemically reacting systems. Theories of elementary reactions. Experimental methods for investigating elementary reactions. Applications of chemical kinetics to complex reactions, such as combustion, flames, and the atmosphere.
CHEN 8555 - Chemical Engineering Teaching Practicum
(1 cr [max 6]; Prereq-Grad ChEn major and DGS permission; S-N only; offered Every Fall, Spring & Summer; may be repeated for 24 credits; may be repeated 4 times)
Experience in instruction including grading of student work, holding of office hours, and in special cases, lecturing. Students will work with and receive feedback from a faculty member in CEMS.
CHEN 8593 - M.S. Plan B Project I
(4 cr; A-F only; offered Every Fall)
This course is one of two key project components for the Plan B Masters program. Objectives: - Learn to review, evaluate, and synthesize scientific literature - Identify and communicate the scientific premise and motivation for a doctoral thesis scale research study
CHEN 8594 - M.S. Plan B Project II
(4 cr; A-F only; offered Every Spring)
This course is one of two key project components for the Plan B Masters program. Objectives: - Learn to formulate a research plan, devise and substantiate effective methods - Identify and communicate the scientific premise and motivation for a doctoral thesis scale research study
CHEN 8666 - Doctoral Pre-Thesis Credits
(1 cr [max 6]; Prereq-Doctoral student who has not passed prelim oral; no required consent for 1st/2nd registrations, up to 12 combined cr; dept consent for 3rd/4th registrations, up to 24 combined cr; doctoral student admitted before summer 2007 may register up to four times, up to 60 combined cr; No Grade Associated; offered Every Fall, Spring & Summer; may be repeated for 12 credits; may be repeated 2 times)
tbd
CHEN 8752 - Quantitative Biology for Engineers
(3 cr; Prereq-Chemical engineering grad student or instr consent; A-F or Audit; offered Periodic Fall)
Equivalent courses: CHEN 5752 (inactive)
Structural basis of biological systems. Communication between cells and environment. Gene expression. Proteins, their functional classes. Metabolic pathways, their reactions. From gene/genome to physiology. Biological fundamentals of biotechnology. Genomics/proteomics as technologies. Biotechnology and society: ethics, law, public policy. Biotechnology-based commercial enterprises. Readings, two reports, final presentation.
CHEN 8754 - Systems Analysis of Biological Processes
(3 cr; Prereq-Grad student in [life sciences or chemical/physical sciences or engineering]; ChEn students must take A/F; Student Option; offered Every Spring)
Relating biological processes at molecular level to physiological level of cells/organisms/populations. Methodology for analyzing data. Quantification of molecular interplays.
CHEN 8771 - Interfaces and Colloids
(3 cr; Prereq-Physical Chemistry; A-F or Audit; offered Every Fall)
Interfacial tension/thermodynamics, capillarity, contact anglek wettability, adhesion, preparation/stability of colloids, DLVO theory, electrokinetic phenomena, micelles, rheology of dispersions.
CHEN 8777 - Thesis Credits: Master's
(1 cr [max 18]; Prereq-Max 18 cr per semester or summer; 10 cr total required [Plan A only]; No Grade Associated; offered Every Fall, Spring & Summer; may be repeated for 50 credits; may be repeated 10 times)
(No description)
CHEN 8888 - Thesis Credit: Doctoral
(1 cr [max 24]; Prereq-Max 18 cr per semester or summer; 24 cr required; No Grade Associated; offered Every Fall, Spring & Summer; may be repeated for 100 credits; may be repeated 10 times)
(No description)
CHEN 8900 - Seminar
(1 cr; S-N only; offered Every Fall)
Presentation and discussion of papers concerning newer developments in chemical engineering, materials science, and related fields.
CHEN 8901 - Seminar
(1 cr; S-N only; offered Every Spring; may be repeated for 9 credits; may be repeated 9 times)
Presentation and discussion of papers concerning the newer developments in chemical engineering.
CHEN 8902 - Seminar: Finite Element Methods of Computer-aided Analysis
(1 cr; Prereq-Chemical engineering grad student or instr consent; A-F or Audit; offered Every Spring)
Fundamentals of finite element method as applied mathematics. How to construct finite element codes and put them into operation.
CHEN 8993 - Directed Study
(1 cr [max 12]; Student Option; offered Every Fall, Spring & Summer; may be repeated for 12 credits)
CHEN 8994 - Directed Research
(1 cr [max 12]; Student Option; offered Every Fall, Spring & Summer; may be repeated for 12 credits)
CHEN 8995 - Special Topics (Topics course)
(1 cr [max 4]; Student Option; offered Every Fall, Spring & Summer; may be repeated for 4 credits)
New or experimental courses offered by department or visiting faculty

Please report problems with this form to the webmaster.

This software is free and available under the GNU GPL.
© 2000 and later T. W. Shield